TABLE 1—

Sexual Orientation by 8 US Jurisdictions: Youth Risk Behavior Surveillance Surveys, United States, 2005 and 2007

Jurisdiction	Heterosexual, No. (%)	Lesbian or Gay, No. (%)	Bisexual, No. (%)	Unsure, No. (%)
Chicago, IL	1697 (90.9)	45 (2.3)	66 (3.6)	57 (3.3)
Delaware	4890 (94.2)	56 (1.1)	189 (3.4)	67 (1.3)
Maine	1241 (94.5)	11 (0.8)	36 (3.0)	32 (1.7)
Massachusetts	6095 (93.8)	89 (1.3)	225 (3.2)	117 (1.7)
New York City, NY	15 117 (92.0)	222 (1.1)	648 (3.7)	459 (3.1)
Rhode Island	1954 (90.1)	47 (1.9)	123 (5.4)	55 (2.7)
San Francisco, CA	4357 (89.9)	80 (1.5)	176 (3.7)	229 (4.9)
Vermont	16 293 (93.3)	185 (0.9)	584 (3.1)	516 (2.7)
Total	51 644 (92.8)	735 (1.3)	2047 (3.5)	1532 (2.4)